Help for Odds Archive page: This page serves to display archive odds / historical odds of Dota 2 BTS Pro Series - Season 1 which is sorted in World category of OddsPortal odds comparison service. Find out what chances and odds the teams had in historical matches, browse through historical odds archive of previous matches in Dota 2 BTS Pro Series - Season 1. Odds Portal makes evidence of highest or lowest odds, opening and closing odds and average / highest values for Dota 2 BTS Pro Series - Season 1 archive matches.